Dec 05 00:40:44.380 INFO checking PhdTrollSlayer/trabalho-filas-pilhas against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 00:40:44.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 00:40:44.803 INFO [stdout] bcef46f403abfcdee34a11cd36974045bf888c22794d56eb0a3b37afbc4fe32b
Dec 05 00:40:44.809 INFO running `"docker" "start" "-a" "bcef46f403abfcdee34a11cd36974045bf888c22794d56eb0a3b37afbc4fe32b"`
Dec 05 00:40:45.393 INFO [stderr] usermod: no changes
Dec 05 00:40:45.503 INFO [stderr]     Checking pilhas v0.1.0 (/source)
Dec 05 00:40:46.343 INFO [stderr] warning: unused import: `Stdio`
Dec 05 00:40:46.343 INFO [stderr]  --> src/main.rs:4:29
Dec 05 00:40:46.343 INFO [stderr]   |
Dec 05 00:40:46.343 INFO [stderr] 4 | use std::process::{Command, Stdio};
Dec 05 00:40:46.343 INFO [stderr]   |                             ^^^^^
Dec 05 00:40:46.343 INFO [stderr]   |
Dec 05 00:40:46.343 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:40:46.343 INFO [stderr] 
Dec 05 00:40:46.343 INFO [stderr] warning: unused import: `pilha::*`
Dec 05 00:40:46.343 INFO [stderr]  --> src/main.rs:7:5
Dec 05 00:40:46.343 INFO [stderr]   |
Dec 05 00:40:46.343 INFO [stderr] 7 | use pilha::*;
Dec 05 00:40:46.343 INFO [stderr]   |     ^^^^^^^^
Dec 05 00:40:46.343 INFO [stderr] 
Dec 05 00:40:46.343 INFO [stderr] warning: unused import: `node::*`
Dec 05 00:40:46.343 INFO [stderr]  --> src/main.rs:8:5
Dec 05 00:40:46.343 INFO [stderr]   |
Dec 05 00:40:46.343 INFO [stderr] 8 | use node::*;
Dec 05 00:40:46.343 INFO [stderr]   |     ^^^^^^^
Dec 05 00:40:46.343 INFO [stderr] 
Dec 05 00:40:46.543 INFO [stderr] warning: unused import: `Stdio`
Dec 05 00:40:46.543 INFO [stderr]  --> src/main.rs:4:29
Dec 05 00:40:46.543 INFO [stderr]   |
Dec 05 00:40:46.543 INFO [stderr] 4 | use std::process::{Command, Stdio};
Dec 05 00:40:46.543 INFO [stderr]   |                             ^^^^^
Dec 05 00:40:46.543 INFO [stderr]   |
Dec 05 00:40:46.543 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:40:46.543 INFO [stderr] 
Dec 05 00:40:46.543 INFO [stderr] warning: unused import: `pilha::*`
Dec 05 00:40:46.544 INFO [stderr]  --> src/main.rs:7:5
Dec 05 00:40:46.544 INFO [stderr]   |
Dec 05 00:40:46.544 INFO [stderr] 7 | use pilha::*;
Dec 05 00:40:46.544 INFO [stderr]   |     ^^^^^^^^
Dec 05 00:40:46.545 INFO [stderr] 
Dec 05 00:40:46.545 INFO [stderr] warning: unused import: `node::*`
Dec 05 00:40:46.551 INFO [stderr]  --> src/main.rs:8:5
Dec 05 00:40:46.551 INFO [stderr]   |
Dec 05 00:40:46.551 INFO [stderr] 8 | use node::*;
Dec 05 00:40:46.551 INFO [stderr]   |     ^^^^^^^
Dec 05 00:40:46.551 INFO [stderr] 
Dec 05 00:40:46.555 INFO [stderr] warning: unused variable: `loader`
Dec 05 00:40:46.555 INFO [stderr]   --> src/main.rs:55:25
Dec 05 00:40:46.555 INFO [stderr]    |
Dec 05 00:40:46.555 INFO [stderr] 55 |                     let loader = Command::new("sh")
Dec 05 00:40:46.555 INFO [stderr]    |                         ^^^^^^ help: consider using `_loader` instead
Dec 05 00:40:46.555 INFO [stderr]    |
Dec 05 00:40:46.555 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:40:46.555 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: struct is never constructed: `Pilha`
Dec 05 00:40:46.583 INFO [stderr]  --> src/pilha.rs:5:1
Dec 05 00:40:46.583 INFO [stderr]   |
Dec 05 00:40:46.583 INFO [stderr] 5 | pub struct Pilha<T> {
Dec 05 00:40:46.583 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr]   |
Dec 05 00:40:46.583 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: method is never used: `new`
Dec 05 00:40:46.583 INFO [stderr]   --> src/pilha.rs:10:5
Dec 05 00:40:46.583 INFO [stderr]    |
Dec 05 00:40:46.583 INFO [stderr] 10 |     pub fn new() -> Pilha<T> {
Dec 05 00:40:46.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: method is never used: `push`
Dec 05 00:40:46.583 INFO [stderr]   --> src/pilha.rs:16:5
Dec 05 00:40:46.583 INFO [stderr]    |
Dec 05 00:40:46.583 INFO [stderr] 16 |     pub fn push(&mut self, mut new_head: Box<Node<T>>) -> Option<&T>{
Dec 05 00:40:46.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: method is never used: `pop`
Dec 05 00:40:46.583 INFO [stderr]   --> src/pilha.rs:30:5
Dec 05 00:40:46.583 INFO [stderr]    |
Dec 05 00:40:46.583 INFO [stderr] 30 |     pub fn pop(&mut self) {
Dec 05 00:40:46.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: method is never used: `top`
Dec 05 00:40:46.583 INFO [stderr]   --> src/pilha.rs:35:5
Dec 05 00:40:46.583 INFO [stderr]    |
Dec 05 00:40:46.583 INFO [stderr] 35 |     pub fn top(&mut self) -> Option<&T>{
Dec 05 00:40:46.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: method is never used: `new`
Dec 05 00:40:46.583 INFO [stderr]  --> src/node.rs:8:5
Dec 05 00:40:46.583 INFO [stderr]   |
Dec 05 00:40:46.583 INFO [stderr] 8 |     pub fn new(v: T) -> Node<T> {
Dec 05 00:40:46.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.583 INFO [stderr] warning: method is never used: `front`
Dec 05 00:40:46.583 INFO [stderr]   --> src/fila.rs:33:5
Dec 05 00:40:46.583 INFO [stderr]    |
Dec 05 00:40:46.583 INFO [stderr] 33 |     pub fn front(&mut self) -> &T {
Dec 05 00:40:46.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.583 INFO [stderr] 
Dec 05 00:40:46.731 INFO [stderr] warning: unused variable: `loader`
Dec 05 00:40:46.731 INFO [stderr]   --> src/main.rs:55:25
Dec 05 00:40:46.731 INFO [stderr]    |
Dec 05 00:40:46.731 INFO [stderr] 55 |                     let loader = Command::new("sh")
Dec 05 00:40:46.731 INFO [stderr]    |                         ^^^^^^ help: consider using `_loader` instead
Dec 05 00:40:46.731 INFO [stderr]    |
Dec 05 00:40:46.731 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:40:46.731 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: struct is never constructed: `Pilha`
Dec 05 00:40:46.739 INFO [stderr]  --> src/pilha.rs:5:1
Dec 05 00:40:46.739 INFO [stderr]   |
Dec 05 00:40:46.739 INFO [stderr] 5 | pub struct Pilha<T> {
Dec 05 00:40:46.739 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr]   |
Dec 05 00:40:46.739 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: method is never used: `new`
Dec 05 00:40:46.739 INFO [stderr]   --> src/pilha.rs:10:5
Dec 05 00:40:46.739 INFO [stderr]    |
Dec 05 00:40:46.739 INFO [stderr] 10 |     pub fn new() -> Pilha<T> {
Dec 05 00:40:46.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: method is never used: `push`
Dec 05 00:40:46.739 INFO [stderr]   --> src/pilha.rs:16:5
Dec 05 00:40:46.739 INFO [stderr]    |
Dec 05 00:40:46.739 INFO [stderr] 16 |     pub fn push(&mut self, mut new_head: Box<Node<T>>) -> Option<&T>{
Dec 05 00:40:46.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: method is never used: `pop`
Dec 05 00:40:46.739 INFO [stderr]   --> src/pilha.rs:30:5
Dec 05 00:40:46.739 INFO [stderr]    |
Dec 05 00:40:46.739 INFO [stderr] 30 |     pub fn pop(&mut self) {
Dec 05 00:40:46.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: method is never used: `top`
Dec 05 00:40:46.739 INFO [stderr]   --> src/pilha.rs:35:5
Dec 05 00:40:46.739 INFO [stderr]    |
Dec 05 00:40:46.739 INFO [stderr] 35 |     pub fn top(&mut self) -> Option<&T>{
Dec 05 00:40:46.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: method is never used: `new`
Dec 05 00:40:46.739 INFO [stderr]  --> src/node.rs:8:5
Dec 05 00:40:46.739 INFO [stderr]   |
Dec 05 00:40:46.739 INFO [stderr] 8 |     pub fn new(v: T) -> Node<T> {
Dec 05 00:40:46.739 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.739 INFO [stderr] warning: method is never used: `front`
Dec 05 00:40:46.739 INFO [stderr]   --> src/fila.rs:33:5
Dec 05 00:40:46.739 INFO [stderr]    |
Dec 05 00:40:46.739 INFO [stderr] 33 |     pub fn front(&mut self) -> &T {
Dec 05 00:40:46.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:40:46.739 INFO [stderr] 
Dec 05 00:40:46.767 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 05 00:40:46.770 INFO [stderr] su: No module specific data is present
Dec 05 00:40:47.712 INFO running `"docker" "inspect" "bcef46f403abfcdee34a11cd36974045bf888c22794d56eb0a3b37afbc4fe32b"`
Dec 05 00:40:47.956 INFO running `"docker" "rm" "-f" "bcef46f403abfcdee34a11cd36974045bf888c22794d56eb0a3b37afbc4fe32b"`
Dec 05 00:40:48.208 INFO [stdout] bcef46f403abfcdee34a11cd36974045bf888c22794d56eb0a3b37afbc4fe32b